Methyl hydroxyethyl cellulose (MHEC)ʻO ka cellulose ether non-ionic i hoʻohana nui ʻia i ke kūkulu ʻana, ka uhi ʻana, nā kemika o kēlā me kēia lā, lāʻau lapaʻau, ʻaila ʻaila a me nā māla ʻē aʻe. Hoʻohana ʻo ia i ka cellulose maoli polymer material e like me ka mea maka, a hoʻolauna i ʻelua substituents, methyl a me hydroxyethyl, ma o ka hoʻololi hoʻololi kemika, a laila hoʻololi i kona solubility, mānoanoa a me ka hana ʻili, e loaʻa iā ia nā waiwai multifunctional maikaʻi loa.
1. Ka hopena mānoanoa
ʻO kekahi o nā hana maʻamau a koʻikoʻi o MHEC ka mānoanoa. Hiki iā ia ke hoʻonui nui i ka viscosity o nā ʻōnaehana wai a hāʻawi i ka ʻōnaehana thixotropy maikaʻi a me ka hana hana. No ka laʻana, i loko o ka hale kūkulu hale, hiki i ka MHEC ke hoʻomaikaʻi i ke kūpaʻa o ka mālama ʻana i nā pale, pale i ka sedimentation o nā puaʻa a me nā mea hoʻopihapiha, a hoʻomaikaʻi i ka sag a me ka pae ʻana i nā waiwai i ka wā e palaki ai, ʻōwili a pākī paha. I loko o nā mīkini maloʻo e like me nā tile adhesives, nā pauka putty, a me nā morta plaster, hāʻawi ʻo MHEC i kahi kūlike kūpono, e maʻalahi ai ka hoʻopili ʻana a me ke ʻano.
2. Paʻa wai
Loaʻa iā MHEC ka mana mālama wai maikaʻi, ʻo ia kekahi o nā waiwai nui no kāna noi ʻana i nā mea kūkulu hale. Hiki iā ia ke "paʻa" i ka wai i ka wā o ke kūkulu ʻana, e hoʻolohi i ka nui o ka hydration o ka sima a i ʻole ka lime, no laila e pale aku ai i ka haki ʻana a i ʻole ka hoʻopaʻa ʻana i ka hoʻomaloʻo ʻana. I loko o nā tile adhesives, masonry mortars, self-leveling mortars, etc., MHEC e hōʻoia i ka hoʻohana piha ʻana o ka wai ma mua o ka hoʻōla ʻana, hoʻomaikaʻi i ka pili a me ka ikaika hope.
3. Hoʻomaikaʻi i ka lubrication a me nā waiwai kūkulu
Hāʻawi ʻo MHEC i ke ʻano lubricity maikaʻi, e kōkua i ka hoʻomaikaʻi ʻana i ka hoʻoheheʻe ʻana o nā mea hana kūkulu a me ka maʻalahi o ke kūkulu ʻana i nā mea. No ka laʻana, i loko o nā tile adhesives a me nā pauka putty, hiki iā ia ke hōʻemi nui i ka pale ʻana o ka scraper, e maʻalahi ke kūkulu ʻana, ʻoiai e hoʻomaikaʻi ana i ka palahalaha o ka papa hana. I loko o nā uhi, hiki i ka MHEC ke hāʻawi i kahi ʻike palaki maʻalahi, e hoʻemi i nā hōʻailona pulupulu, a hoʻomaikaʻi i ke ʻano like o ka uhi.
4. Nā waiwai hana kiʻiʻoniʻoni a hoʻopaʻa
ʻOiai ʻo MHEC ʻaʻole ia he mea hoʻopaʻa ikaika, hiki iā ia ke hana synergistically me nā mea ʻē aʻe i loko o nā uhi a i ʻole nā ʻōnaehana mortar e hāʻawi i kekahi mau waiwai adhesion a hana kiʻiʻoniʻoni. ʻOi loa i ka wā o ka hoʻomaloʻo ʻana, hiki i ka MHEC ke hana i kahi kiʻiʻoniʻoni palupalu, e kōkua ana i ka pono o ka uhi ʻana a i ʻole ka ʻili. Eia kekahi, ua hoʻomaikaʻi ʻia kona pili ʻana i ka substrate, e hoʻonui ana i ka hana holoʻokoʻa o ka ʻōnaehana.
5. Solubility a me ka paʻa
ʻO ka MHEC he cellulose ether e hoʻoheheʻe koke i ka wai anuanu. Hiki ke hoʻopuehu ʻia i loko o ka wai i loko o ka manawa pōkole me ka ʻole o ka agglomeration, e hana ana i kahi wai māmā a translucent viscous. ʻO kona ʻano non-ionic ka mea e ʻike ʻole ai i nā kūlana waika a me ka alkali, loaʻa ka paʻa o ka ʻōnaehana maikaʻi, hiki ke paʻa i ka nui o nā waiwai pH, a hoʻololi i nā koi o ka formulation.
6. Ka hana ʻili a me ka emulsification
Loaʻa i ka MHEC kekahi hana ma luna a hiki ke pāʻani i ke ʻano o kahi emulsifier stabilizer i kekahi mau ʻano. No ka laʻana, i loko o kekahi mau mea uhi wai a me nā huahana holoi, hiki iā ia ke kōkua i nā emulsifiers i ka hoʻopaʻa ʻana i nā emulsion, pale i ka wehe ʻana, a hoʻomaikaʻi i ka mālama ʻana i ka huahana a me ka hoʻohana.
7. Nā laʻana noi
7.1 Nā mea kūkulu hale
Tile adhesive: Hoʻonui i ka pili ʻana, ka paʻa ʻana o ka wai a me ka manawa hana.
ʻO ka pauka Putty: E hoʻomaikaʻi i ka maʻalahi o ka ʻoki ʻana a pale i ka haki ʻana.
Momo maloo: Hoʻomaikaʻi i ka mālama ʻana i ka wai a me ka lubricity, a hoʻomaikaʻi i ka hana hana.
Pūnaehana hoʻopololei pā o waho: E hoʻonui i ka hui ʻana o ka papa kuhikuhi a me ka papa insulation.
7.2 ʻOihana Hoʻopili
Ma ke ʻano he mānoanoa a me ka rheology modifier, hoʻohana ʻia ia i nā pena latex a me nā pena wai e hoʻomaikaʻi i ke kūkulu ʻana a me ka mālama ʻana.
7.3 ʻOihana Kemika o kēlā me kēia lā
Hoʻohana ʻia e like me ka mānoanoa a me ka moisturizer i ka shampoo a me ka sanitizer lima e hāʻawi i ka wai maikaʻi a me ka ʻili.
7.4 Ka ʻaila ʻaila
Hoʻohana ʻia i ka wai wili a me ka wai hoʻopau no ka hoʻoponopono ʻana i nā waiwai rheological a me ka paʻa ʻana o ka wai a hoʻomaikaʻi i ka paʻa o ka pā.
7.5 ʻOihana Lapaʻau
Ma ke ʻano he papa hoʻopili, cream matrix, etc., he biocompatibility maikaʻi a paʻa.
Ua lilo ʻo Methyl hydroxyethyl cellulose (MHEC) i mea waiwai polymer hana pono i ka ʻoihana hou ma muli o kona mānoanoa maikaʻi loa,paʻa wai, lubrication, hana kiʻiʻoniʻoni, emulsification a me nā waiwai ʻē aʻe. ʻO kāna mau hiʻohiʻona pili i ka kaiapuni, kūpaʻa kemika maikaʻi a me ka hoʻololi ʻana i ka noi ākea e pili ana i ka hoʻololi ʻana o ka cellulose kūlohelohe i mea nui i nā kula he nui e like me nā mea kūkulu hale ʻōmaʻomaʻo, nā uhi hoʻōla ikehu, a me nā huahana mālama ola. Me ka hoʻomohala ʻana o ka ʻenehana, e hoʻomaikaʻi hou ʻia ka hana o MHEC, a ʻoi aku ka maʻalahi o kāna noi.
Ka manawa hoʻouna: Mei-13-2025